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Finding the Fourth Proportional to 650,620.48, 897,884.33 and 360,232.05

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Solution

The fourth proportional to 650,620.48, 897,884.33 and 360,232.05 is: 497,135.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,620.48 : 897,884.33 = 360,232.05 : x
  2. Step 2: Convert to fraction form
    650,620.48/897,884.33 = 360,232.05/x
  3. Step 3: Cross multiply
    650,620.48x = 897,884.33 × 360,232.05
  4. Step 4: Simplify right side
    650,620.48x = 323,446,706,568.20
  5. Step 5: Solve for x
    x = 323,446,706,568.20/650,620.48
  6. Step 6: Final answer
    x = 497,135.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.